355220132 has 6 divisors (see below), whose sum is σ = 621635238. Its totient is φ = 177610064.

The previous prime is 355220113. The next prime is 355220137. The reversal of 355220132 is 231022553.

It can be written as a sum of positive squares in only one way, i.e., 247558756 + 107661376 = 15734^2 + 10376^2 .

It is a junction number, because it is equal to n+sod(n) for n = 355220098 and 355220107.

It is not an unprimeable number, because it can be changed into a prime (355220137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44402513 + ... + 44402520.

It is an arithmetic number, because the mean of its divisors is an integer number (103605873).

Almost surely, 2^355220132 is an apocalyptic number.

It is an amenable number.

355220132 is a deficient number, since it is larger than the sum of its proper divisors (266415106).

355220132 is a wasteful number, since it uses less digits than its factorization.

355220132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88805037 (or 88805035 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 355220132 is about 18847.2844728359. The cubic root of 355220132 is about 708.2162005839.

Adding to 355220132 its reverse (231022553), we get a palindrome (586242685).

The spelling of 355220132 in words is "three hundred fifty-five million, two hundred twenty thousand, one hundred thirty-two".